An air conditioning system that won’t turn on is obviously a major problem. But an air conditioning system that continues to run and run without cycling down is almost as big a problem. A nonstop air conditioner will waste massive amounts of energy, make parts of the house too cold, and wear down the unit rapidly so it needs multiple repairs and an early replacement.
What has turned your AC system into a runaway train? We’ll examine several potential causes below. You shouldn’t attempt to diagnose the problem on your own, however. You’ll need an expert HVAC contractor in Fresno, CA to figure out what’s wrong and how best to fix it.
You can probably go online and find instructions on how to do a DIY installation for just about anything. That doesn’t mean you should attempt all of them. It’s one thing to follow instructions on how to wire up your home’s new sound system. It’s quite another when it comes to installing a new thermostat.
The late summer heat in the Central Valley can be brutal. Right now, we’re passing through a heatwave, and that means air conditioning systems are putting in heavy work. We know you only want to schedule 
There are different ways an air conditioning system can stop working. Sometimes the blower will turn on and send air to the room vents, but that air won’t be cool. Or the AC could keep shutting off after only running for a few minutes. But the most alarming problem for a homeowner—because it’s so immediately clear there’s trouble—is when the AC won’t blow out any air at all. Nothing comes out of the room vents, hot, cold, or otherwise.
We talk a lot about what you’re supposed to do as a homeowner for your air conditioner—but we rarely ever talk about what you shouldn’t do. These guides can be helpful because they steer the more DIY savvy homeowner from making a serious mistake that could cost them in expensive repairs. That’s exactly what could result from trying to work on your own air conditioner!
We are a Carrier Factory Authorized Dealer, and that gives us an important advantage when it comes to best serving our customers: we can get the finest in new Carrier cooling technology and pass it on to homeowners.